InChI=1/C19H28N6O2/c1-15-13-24(14-16(2)27-15)9-3-6-21-19(26)22-12-17-5-8-20-18(11-17)25-10-4-7-23-25/h4-5,7-8,10-11,15-16H,3,6,9,12-14H2,1-2H3,(H2,21,22,26)/t15-,16+/f/h21-22H 5374CEEFB6D0A48C